Every few months, a math problem goes viral on social media. Disappointingly often, it lacks mathematical meat. It seems over half of them boil down to the order of operations. Some tweet will get ...

BBC Breakfast revealed its latest Brain Test question on Monday with the answer already causing 'healthy disagreement' ...

BBC Breakfast viewers were left divided over the answer to the latest Brain Test maths quiz question ...

BBC Breakfast viewers were left divided over the latest Brain Test maths quiz question, created by an Oxford University mathematician ...